OpenTechnical

OT-2026-000079782

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000079782) never changes.

Identity and time

Publication numberOT-2026-000079782 · never reused
Internal UUID01a0ae96-4375-73f0-aaed-b6a0bd05dca9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079782
StatusPUBLIC

Content hashes

Canonical text7d4934a12cf919f3aa27da59fdbab33b4bb4127b945bf4d52676425da7392455
Markdownad87398b6948cfcd9cd3a842d4161a33abeefb559218932e356aa037b316ddfe
PDF
Publication page08f2b8867730683a9e6547a6b630a3322d8f8ec0f2e00a8c462a85ee0d02bcee
Manifest3b8449a16278d7d1f9b0c87c56e0cb961889e8a5d3eea98337dab3b48e063ae1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature9SKbHDBAv21pKfvYLYrvj0RliImdKj6DC99yyqhzf9nKKjNhSvD2/ZaEd4vwlyuQ986RJ86rblvrqr29qih8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:39.404281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079782
observed 08f2b8867730683a9e6547a6b630a332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.387324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079782/manifest.json
observed 3b8449a16278d7d1f9b0c87c56e0cb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.369473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079782/publication.md
observed ad87398b6948cfcd9cd3a842d4161a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.352356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079782/publication.txt
observed 7d4934a12cf919f3aa27da59fdbab33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.